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A ferrofluid (FF) is a colloidal suspension of single-domain magneticparticles, dispersed in a liquid carrier**.
**C. Scherer et al/Brazilian Journal of Physics, 35, 2005 **S. A. Novopashin/Thermophysics and Aeromechanics, 2015, 22
Two different classes of ferrofluids: Surfacted ferrofluids** Ionic ferrofluids S ˆ Thermoelectriccoefficient = Thermodiffusion coefficient =
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**B. Huang et al./ J. Chem. Phys. 143 (2015) 054902
where, tNP = Hitthorf transport number, and is represented as: %NP = ionic conductivity of the nanoparticles %T = total ionic conductivity of the electrolyte &(!eff) = isothermal osmotic compressibilityfrom the hard sphère model Di = diffusion coefficient of the NPs !eff = effective volume fraction of the NPs !0
NP= Eastman entropy of transfer of the NPs at infinite dilution
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